Uncontrolled Recursion Affecting stedolan/jq package, versions [,1.8.2-rc1)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-STEDOLANJQ-16642136
- published12 May 2026
- disclosed11 May 2026
- creditUnknown
Introduced: 11 May 2026
CVE-2026-40612 (opens in a new tab)How to fix?
Upgrade stedolan/jq to version 1.8.2-rc1 or higher.
Overview
Affected versions of this package are vulnerable to Uncontrolled Recursion in the jv_contains function due to unbounded recursion when processing deeply nested arrays or objects. An attacker can cause the application to crash by providing a specially crafted input with excessive nesting, leading to stack exhaustion.